TM 9-4120-402-14
5-13. BRAZING/DEBRAZE PROCEDURES.
This task covers: Purge
INITIAL SETUP
Tools
Materials/Parts
Refrigeration Unit Service Tool Kit
Nitrogen
Goggles
Brazing Alloy
Gloves
Brush
Abrasive Cloth
Nitrogen Regulator
Rags
Equipment Condition
a.
Debraze.
WARNING
be used at all times to avoid personal injury.
Nitrogen is an inert gas that can cause suffocation and must be discharged in a well ventilated
area.
(1)
WARNING
The polyurethane foam used as insulation in the air conditioner will break down to form toxic
gases if exposed to the flame of a torch or brazing temperature. Work in well ventilated area.
(2)
Protect insulation, wiring harnesses, and other components with appropriate heat shields.
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